Search a number
-
+
13002002023200 = 2535210752319679
BaseRepresentation
bin1011110100110100001110…
…1101100100001100100000
31201000222102212122211210220
42331031003231210030200
53201011100004220300
643353012014523040
72511235505460621
oct275150355441440
951028385584726
1013002002023200
1141631331a9423
12155ba60206480
13734111690628
1432d42bc89a48
1517832a2e8da0
hexbd343b64320

13002002023200 has 288 divisors, whose sum is σ = 42729625128960. Its totient is φ = 3433785369600.

The previous prime is 13002002023133. The next prime is 13002002023229. The reversal of 13002002023200 is 232020020031.

It is a super-2 number, since 2×130020020232002 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13002002023200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1343315961 + ... + 1343325639.

It is an arithmetic number, because the mean of its divisors is an integer number (148366753920).

Almost surely, 213002002023200 is an apocalyptic number.

13002002023200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13002002023200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21364812564480).

13002002023200 is an abundant number, since it is smaller than the sum of its proper divisors (29727623105760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13002002023200 is a wasteful number, since it uses less digits than its factorization.

13002002023200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15040 (or 15027 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 13002002023200 its reverse (232020020031), we get a palindrome (13234022043231).

The spelling of 13002002023200 in words is "thirteen trillion, two billion, two million, twenty-three thousand, two hundred".